CN218074666U - Broken wall machine and heat preservation control circuit - Google Patents
Broken wall machine and heat preservation control circuit Download PDFInfo
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- CN218074666U CN218074666U CN202222116318.9U CN202222116318U CN218074666U CN 218074666 U CN218074666 U CN 218074666U CN 202222116318 U CN202222116318 U CN 202222116318U CN 218074666 U CN218074666 U CN 218074666U
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Abstract
The utility model particularly relates to a wall breaking machine and heat preservation control circuit, the wall breaking machine includes the host computer body and cup, host computer body one side is concave to be equipped with the standing groove, the standing groove bottom is provided with the cup, the standing groove top is provided with infrared temperature sensor; the cup body is placed at the top of the cup seat, and the infrared temperature sensor is positioned above the cup body and used for downwards detecting the temperature of liquid in the cup body; the cup base is provided with a heat preservation device, and the heat preservation device is used for heating and preserving heat of liquid in the cup body. The utility model discloses a set up the temperature that infrared temperature sensor comes downward survey liquid in the cup top, can more direct accurate acquireing the temperature, the heat preservation device of being convenient for in time works and heats and keep warm to the heat preservation temperature is more accurate. The problem of temperature sensor set up the design of cup bottom can be because cup bottom glass is thick, the temperature lag and inaccurate that feed back temperature sensor is influenced the heat preservation effect is solved.
Description
Technical Field
The utility model relates to the technical field of household appliances, concretely relates to broken wall machine and heat preservation control circuit.
Background
The wall breaking machine is food processing equipment which breaks the cell walls of fruits and vegetables before intestines and stomach and can better promote digestion and absorption of human bodies. The broken wall machine that has heat preservation function of existing needs design one kind, the broken wall machine goes out water or goes out to receive by the cup after starching, be provided with heating device on the organism and give the cup heating, then heating device work keeps warm when the temperature is less than preset temperature, this process need carry out the temperature measurement to liquid in the cup, detect the cup at present in the temperature generally set up temperature sensor bottom the cup, but this kind of mode is because the bottom glass of cup is thicker, the temperature hysteresis of feeding back temperature sensor and inaccurate, influence the heat preservation effect, for example breed the bacterium when the heat preservation temperature of soybean milk is not enough etc. easily, certain improvement space has.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a broken wall machine and heat preservation control circuit for the design that the temperature sensor set up in the cup bottom among the solution correlation technique can be because cup bottom glass is thicker, and the temperature that feeds back temperature sensor lags behind and is inaccurate, influences the problem of heat preservation effect.
In order to achieve one or part or all of the purposes or other purposes, the utility model provides a wall breaking machine, which comprises a main machine body and a cup body, wherein a placing groove is concavely arranged on one side of the main machine body, a cup seat is arranged at the bottom of the placing groove, and an infrared temperature sensor is arranged at the top of the placing groove;
the cup body is placed at the top of the cup seat, and the infrared temperature sensor is positioned above the cup body and used for downwards detecting the temperature of liquid in the cup body;
the cup base is provided with a heat preservation device, and the heat preservation device is used for heating and preserving heat of liquid in the cup body.
In an alternative embodiment, the temperature maintenance device is a PTC heater or a thin film heater.
In an optional embodiment, a stirring cup and a stirring device are arranged in the main machine body, the stirring device comprises a stirring knife and a motor, the stirring knife is arranged at the bottom in the stirring cup, the motor is arranged at the bottom of the stirring cup, and the motor is connected with and controls the stirring knife to rotate.
In an optional embodiment, a slurry discharge valve is arranged on the main body, a water inlet of the slurry discharge valve is communicated with the inside of the stirring cup, a water outlet of the slurry discharge valve is communicated with the outside, and a water outlet of the slurry discharge valve is positioned above the cup body.
In an optional embodiment, the wall breaking machine further comprises a water tank, the water tank is communicated with the stirring cup through a water inlet pipeline, and a water inlet valve and a pump are arranged on the water inlet pipeline.
The utility model also provides a heat preservation control circuit for controlling any one of the above broken wall machines, including infrared temperature sensor signal acquisition circuit, signal amplification circuit, MCU, heating circuit, infrared temperature sensor signal acquisition circuit with signal amplification circuit is connected, signal amplification circuit with MCU's input is connected, MCU's output with heating circuit is connected;
the infrared temperature sensor signal acquisition circuit acquires received infrared rays and generates signals to be transmitted to the signal amplification circuit to be amplified, the MCU processes and judges the amplified signals, and when the temperature of liquid in the cup body is lower than a preset temperature, the MCU controls the heating circuit to be conducted.
In an optional embodiment, the heating circuit is a PTC heating circuit, the temperature keeping device is a PTC heater, and the PTC heating circuit is connected with and controls the PTC heater to work.
In an optional embodiment, the PTC heating circuit comprises a triode, a photoelectric coupler and a thyristor;
the base electrode of the triode is connected with the output end of the MCU, the emitting electrode of the triode is connected with the ground wire, the collector electrode of the triode is connected with the negative electrode of the input end of the photoelectric coupler, and the positive electrode of the input end of the photoelectric coupler is connected with the power supply;
two electrodes at the output end of the photoelectric coupler are respectively connected with a live wire and a gate pole of a controlled silicon, and two electrodes of the controlled silicon are respectively connected with the live wire and the PTC heater.
In an optional embodiment, a fourth resistor is connected in series between the base of the triode and the output end of the MCU;
the heat preservation control circuit further comprises a capacitor and a fifth resistor, one end of the capacitor and one end of the fifth resistor are both connected between the base electrode of the triode and the fourth resistor, the other end of the capacitor and the other end of the fifth resistor are both connected between the emitting electrode of the triode and the ground wire, and the capacitor and the fifth resistor are arranged in parallel;
a sixth resistor is arranged between the positive electrode of the input end of the electric coupler and the power supply in series;
and a seventh resistor is connected in series between the output end of the photoelectric coupler and the live wire.
In an optional embodiment, the signal amplification circuit includes an operational amplifier, an output end of the operational amplifier is connected with an input end of the MCU, a homodromous input end of the operational amplifier is connected with the infrared temperature sensor signal acquisition circuit, a second resistor is connected between a reverse input end of the operational amplifier and an output end of the operational amplifier and is connected in series, the second resistor is connected to a ground wire, a third resistor is arranged between the second resistor and the ground wire, and two electrodes of the operational amplifier are respectively connected to a power supply and the ground wire.
Implement the embodiment of the utility model provides a, will have following beneficial effect:
the utility model discloses a set up the temperature that infrared temperature sensor comes downward survey liquid in the cup top, can more direct accurate acquireing the temperature, the heat preservation device of being convenient for in time works and heats and keep warm to the heat preservation temperature is more accurate.
The problem of among the correlation technique temperature sensor set up the design of cup bottom can be because cup bottom glass is thick, the temperature lag and inaccurate that feed back temperature sensor influences the heat preservation effect is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Wherein:
FIG. 1 is a cross-sectional view of an alternative embodiment of a wall breaking machine;
FIG. 2 is a schematic diagram of an alternate embodiment heat retention control circuit;
fig. 3 is a schematic diagram of an alternative embodiment PTC heating circuit.
The reference numerals are explained below: 1-a main body; 11-placing a groove; 12-a cup holder; 121-a heat preservation device; 13-an infrared temperature sensor; 2-the cup body; 3-a stirring cup; 4-a stirring device; 41-stirring knife; 42-a motor; 5-a water tank; 6-a water inlet valve; 7-a slurry discharge valve; 01-an optical lens; an AOL-operational amplifier; TH 3-controllable silicon; u1-a photoelectric coupler; a Q1-triode; a B-base electrode; a C-emitter; e-a collector electrode; c1-capacitance; r1-a first resistor; r2-a second resistor; r3-a third resistor; r4-a fourth resistor; r5-a fifth resistor; r6-sixth resistor; r7-seventh resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, do the utility model relates to a broken wall machine, including the host computer body 1 and cup 2, the concave standing groove 11 that is equipped with in host computer body 1 one side, standing groove 11 bottom is provided with cup 12, standing groove 11 top is provided with infrared temperature sensor 13.
The cup body 2 is placed on the top of the cup seat 12, and the infrared temperature sensor 13 is positioned above the cup body 2 and used for detecting the temperature of liquid in the cup body 2 downwards. The infrared temperature sensor 13 receives the radiation of the liquid in the cup body 2 to measure the temperature.
The cup holder 12 is provided with a heat preservation device 121, and the heat preservation device 121 is used for heating and preserving heat of liquid in the cup body 2.
Alternatively, the temperature keeping device 121 may be a PTC heater or a film heater, and may have a heating function. The thermal insulation device 121 may be a heating plate, a heating wire, a heating tube, or the like.
Can set up the control unit in the main frame body 1 and carry out the electricity with infrared temperature sensor 13 and heat preservation device 121 and be connected, the temperature signal that infrared temperature sensor 13 sent handles to the control unit and judges, and when the liquid temperature was less than preset temperature in the cup 2, the control unit control heating circuit switched on. The control Unit may include an MCU (micro control Unit) and an a/D signal acquisition and conversion circuit, or the a/D signal acquisition and conversion circuit is integrated in the MCU, and the a/D signal acquisition and conversion circuit is used to perform signal conversion on the temperature signal sent by the infrared temperature sensor 13, so that the MCU can process and determine the temperature signal.
Therefore, the design scheme that the temperature sensor is arranged at the bottom of the cup body 2 can be avoided, and inaccurate temperature measurement and lag caused by over-thickness of the bottom of the cup body 2 can be effectively avoided. The measurement of the liquid in the cup body 2 through the infrared sensing from the upper side is more direct and accurate, and the heat preservation device 121 is favorable for accurately preserving the heat of the liquid in the cup body 2 in time.
Be provided with stirring cup 3 and agitating unit 4 in the host computer body 1, agitating unit 4 includes stirring sword 41 and motor 42, stirring sword 41 sets up bottom in the stirring cup 3, motor 42 sets up stirring cup 3 bottom, motor 42 connects and controls stirring sword 41 is rotatory for smash the edible material in the stirring cup 3. The top of the stirring cup 3 is provided with a cup cover for covering.
The main machine body 1 is provided with a slurry discharging valve 7, a water inlet of the slurry discharging valve 7 is communicated with the inside of the stirring cup 3, a water outlet of the slurry discharging valve 7 is communicated with the outside, and a water outlet of the slurry discharging valve 7 is positioned above the cup body 2. The crushed slurry or water in the mixing cup 3 can be discharged to the outside through the slurry discharge valve 7 and received by the cup body 2.
The wall breaking machine further comprises a water tank 5, the water tank 5 is communicated with the stirring cup 3 through a water inlet pipeline, and a water inlet valve 6 and a pump are arranged on the water inlet pipeline. Be used for holding the clear water in the water tank 5, the accessible inlet channel is defeated to stirring cup 3, can be used to eat supplementary watering of material broken wall or clean stirring cup 3.
As shown in fig. 2, do the utility model relates to a heat preservation control circuit for control above the broken wall machine, heat preservation control circuit include infrared temperature sensor signal acquisition circuit, signal amplification circuit, MCU, heating circuit, infrared temperature sensor signal acquisition circuit with signal amplification circuit connects, signal amplification circuit with MCU's input is connected, MCU's output with heating circuit connects.
The infrared temperature sensor signal acquisition circuit acquires received infrared rays and generates signals to be transmitted to the signal amplification circuit to be amplified, the MCU processes and judges the amplified signals, and when the temperature of liquid in the cup body 2 is lower than a preset temperature, the MCU controls the heating circuit to be conducted.
The infrared light irradiates the thermopile through the optical lens 01 of the infrared temperature sensor 13, the electromotive force of the thermopile changes, a signal is output to the signal amplifying circuit, the MCU reads the post-processing judgment, and the I/O end of the MCU outputs a control signal to the heating circuit to control the conduction of the heating circuit. Two ends of the thermopile are respectively connected with the power supply and the ground wire, and a first resistor R1 is connected in series between the thermopile and the ground wire.
The signal amplification circuit comprises an operational amplifier AOL, the output end of the operational amplifier AOL is connected with the input end of the MCU, the homodromous input end of the operational amplifier AOL is connected with the infrared temperature sensor signal acquisition circuit to form negative feedback, the reverse input end of the operational amplifier AOL is connected with the output end of the operational amplifier AOL and is serially connected with a second resistor R2 serving as negative feedback resistor, the second resistor R2 is connected with a ground wire, a third resistor R3 is arranged between the second resistor R2 and the ground wire, two electrodes of the operational amplifier AOL are respectively connected with a power supply and the ground wire, and the power supply can be 5V.
As shown in fig. 3, further, the heating circuit is a PTC heating circuit, and the temperature keeping device 121 is a PTC heater, and the PTC heating circuit is connected to and controls the operation of the PTC heater.
The PTC heating circuit comprises a triode Q1, a photoelectric coupler U1 and a controlled silicon TH3. In this embodiment, the thyristor TH3 may be a triac. The transistor Q1 may be an NPN type transistor.
The base B of the triode Q1 is connected with the output end of the MCU, the emitter C of the triode Q1 is connected with the ground wire, the collector E of the triode Q1 is connected with the negative electrode of the input end (namely the end of the light emitting diode) of the photoelectric coupler U1, and the positive electrode of the input end of the electric coupler U1 is connected with a power supply, such as a 5V power supply.
Two electrodes of the output end (namely the end of the bidirectional thyristor) of the photoelectric coupler U1 are respectively connected with a live wire and a gate pole of the silicon controlled rectifier TH3, and two electrodes of the silicon controlled rectifier TH3 are respectively connected with the live wire and the PTC heater.
And a fourth resistor R4 is connected in series between the base B of the triode Q1 and the output end of the MCU.
The heat preservation control circuit further comprises a capacitor C1 and a fifth resistor R5, one end of the capacitor C1 and one end of the fifth resistor R5 are connected between the base B of the triode Q1 and the fourth resistor R4, the other end of the capacitor C1 and the other end of the fifth resistor R5 are connected between the emitting electrode C of the triode Q1 and the ground wire, and the capacitor C1 and the fifth resistor R5 are connected in parallel.
And a sixth resistor R6 is arranged between the anode of the input end of the electric coupler U1 and the power supply in series.
And a seventh resistor R7 is connected in series between the output end of the photoelectric coupler U1 and the live wire.
The triode Q1 is used for amplifying signals and controlling the conduction of the photoelectric coupler U1. When the triode Q1 is conducted, the light emitting diode end of the photoelectric coupler U1 emits light to irradiate the bidirectional thyristor end to conduct the bidirectional thyristor. Thereby realize no electric-shock switch and strong and weak electricity and keep apart, can keep apart the circuit of optoelectronic coupler U1 left and right both sides to little voltage circuit control big voltage circuit improves the security, and simultaneously, stepless power regulation can be carried out to this mode, and is more accurate to heat preservation temperature control.
To sum up, the utility model discloses a set up the temperature that infrared temperature sensor 13 comes liquid in the downward detection cup 2 in 2 tops of cup, can more direct accurate acquireing the temperature, the heat preservation device 121 of being convenient for in time works and heats and keep warm to the heat preservation temperature is more accurate.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being covered by the following claims.
Claims (10)
1. A broken wall machine which characterized in that: the cup comprises a main machine body (1) and a cup body (2), wherein a placing groove (11) is concavely arranged on one side of the main machine body (1), a cup seat (12) is arranged at the bottom of the placing groove (11), and an infrared temperature sensor (13) is arranged at the top of the placing groove (11);
the cup body (2) is placed at the top of the cup seat (12), and the infrared temperature sensor (13) is positioned above the cup body (2) and used for downwards detecting the temperature of liquid in the cup body (2);
the cup holder (12) is provided with a heat preservation device (121), and the heat preservation device (121) is used for heating and preserving heat of liquid in the cup body (2).
2. A wall breaking machine as claimed in claim 1, wherein: the heat preservation device (121) is a PTC heater or a film heater.
3. A wall breaking machine as claimed in claim 1, wherein: be provided with stirring cup (3) and agitating unit (4) in the host computer body (1), agitating unit (4) are including stirring sword (41) and motor (42), stirring sword (41) set up bottom in stirring cup (3), motor (42) set up stirring cup (3) bottom, motor (42) are connected and are controlled stirring sword (41) are rotatory.
4. A wall breaking machine as claimed in claim 3, wherein: be provided with row thick liquid valve (7) on the host computer body (1), the water inlet of arranging thick liquid valve (7) with stirring cup (3) inside intercommunication, the delivery port and the external world intercommunication of arranging thick liquid valve (7), the delivery port of arranging thick liquid valve (7) is located the top of cup (2).
5. A wall breaking machine as claimed in claim 3, wherein: the wall breaking machine further comprises a water tank (5), the water tank (5) is communicated with the stirring cup (3) through a water inlet pipeline, and a water inlet valve (6) and a pump are arranged on the water inlet pipeline.
6. A heat preservation control circuit, is used for controlling the broken wall machine of any one of claims 1-5, characterized by: the infrared temperature sensor signal acquisition circuit is connected with the signal amplification circuit, the signal amplification circuit is connected with the input end of the MCU, and the output end of the MCU is connected with the heating circuit;
the infrared temperature sensor signal acquisition circuit acquires received infrared rays and generates signals to be transmitted to the signal amplification circuit to be amplified, the MCU processes and judges the amplified signals, and when the temperature of liquid in the cup body (2) is lower than a preset temperature, the MCU controls the heating circuit to be conducted.
7. The thermal insulation control circuit of claim 6, wherein: the heating circuit is a PTC heating circuit, the heat preservation device (121) is a PTC heater, and the PTC heating circuit is connected with and controls the PTC heater to work.
8. The thermal insulation control circuit of claim 7, wherein: the PTC heating circuit comprises a triode (Q1), a photoelectric coupler (U1) and a controlled silicon (TH 3);
the base electrode (B) of the triode (Q1) is connected with the output end of the MCU, the emitting electrode (C) of the triode (Q1) is connected with the ground wire, the collector electrode (E) of the triode (Q1) is connected with the negative electrode of the input end of the photoelectric coupler (U1), and the positive electrode of the input end of the electric coupler (U1) is connected with the power supply;
two electrodes at the output end of the photoelectric coupler (U1) are respectively connected with a live wire and a gate pole of a controlled silicon (TH 3), and two electrodes of the controlled silicon (TH 3) are respectively connected with the live wire and a PTC heater.
9. The thermal insulation control circuit of claim 8, wherein: a fourth resistor (R4) is connected in series between the base (B) of the triode (Q1) and the output end of the MCU;
the heat preservation control circuit further comprises a capacitor (C1) and a fifth resistor (R5), one end of the capacitor (C1) and one end of the fifth resistor (R5) are both connected between a base electrode (B) of the triode (Q1) and the fourth resistor (R4), the other end of the capacitor (C1) and the other end of the fifth resistor (R5) are both connected between an emitting electrode (C) of the triode (Q1) and a ground wire, and the capacitor (C1) and the fifth resistor (R5) are arranged in parallel;
a sixth resistor (R6) is arranged between the positive electrode of the input end of the electric coupler (U1) and the power supply in series;
and a seventh resistor (R7) is connected in series between the output end of the photoelectric coupler (U1) and the live wire.
10. The thermal insulation control circuit of claim 7, wherein: the signal amplification circuit comprises an operational Amplifier (AOL), the output end of the operational Amplifier (AOL) is connected with the input end of the MCU, the equidirectional input end of the operational Amplifier (AOL) is connected with the infrared temperature sensor signal acquisition circuit, the reverse input end of the operational Amplifier (AOL) is connected with the output end of the operational Amplifier (AOL) and is provided with a second resistor (R2) in series, the second resistor (R2) is connected with a ground wire, a third resistor (R3) is arranged between the second resistor (R2) and the ground wire, and two electrodes of the operational Amplifier (AOL) are respectively connected with a power supply and the ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222116318.9U CN218074666U (en) | 2022-08-11 | 2022-08-11 | Broken wall machine and heat preservation control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222116318.9U CN218074666U (en) | 2022-08-11 | 2022-08-11 | Broken wall machine and heat preservation control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218074666U true CN218074666U (en) | 2022-12-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222116318.9U Active CN218074666U (en) | 2022-08-11 | 2022-08-11 | Broken wall machine and heat preservation control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218074666U (en) |
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2022
- 2022-08-11 CN CN202222116318.9U patent/CN218074666U/en active Active
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